diff --git a/package-lock.json b/package-lock.json
index 01ff4cf..cec3ff6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,11 +10,13 @@
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@@ -3636,6 +3685,15 @@
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@@ -4178,6 +4298,42 @@
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+      "funding": [
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+          "url": "https://github.com/sponsors/RubenVerborgh"
+        }
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+      "license": "MIT",
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@@ -4561,6 +4813,15 @@
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+    "node_modules/mime-db": {
+      "version": "1.52.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
+      "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/mime-types": {
+      "version": "2.1.35",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
+      "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
+      "license": "MIT",
+      "dependencies": {
+        "mime-db": "1.52.0"
+      },
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
     "node_modules/minimatch": {
       "version": "9.0.5",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-9.0.5.tgz",
@@ -4614,7 +4896,6 @@
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/mitt/-/mitt-3.0.1.tgz",
       "integrity": "sha512-vKivATfr97l2/QBCYAkXYDbrIWPM2IIKEl7YPhjCvKlG3kE2gm+uBo6nEXK3M5/Ffh/FLpKExzOQ3JJoJGFKBw==",
-      "dev": true,
       "license": "MIT"
     },
     "node_modules/mrmime": {
@@ -4945,6 +5226,66 @@
         "node": ">=0.10"
       }
     },
+    "node_modules/pinia": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/pinia/-/pinia-3.0.4.tgz",
+      "integrity": "sha512-l7pqLUFTI/+ESXn6k3nu30ZIzW5E2WZF/LaHJEpoq6ElcLD+wduZoB2kBN19du6K/4FDpPMazY2wJr+IndBtQw==",
+      "license": "MIT",
+      "dependencies": {
+        "@vue/devtools-api": "^7.7.7"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/posva"
+      },
+      "peerDependencies": {
+        "typescript": ">=4.5.0",
+        "vue": "^3.5.11"
+      },
+      "peerDependenciesMeta": {
+        "typescript": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/pinia/node_modules/@vue/devtools-api": {
+      "version": "7.7.9",
+      "resolved": "https://registry.npmjs.org/@vue/devtools-api/-/devtools-api-7.7.9.tgz",
+      "integrity": "sha512-kIE8wvwlcZ6TJTbNeU2HQNtaxLx3a84aotTITUuL/4bzfPxzajGBOoqjMhwZJ8L9qFYDU/lAYMEEm11dnZOD6g==",
+      "license": "MIT",
+      "dependencies": {
+        "@vue/devtools-kit": "^7.7.9"
+      }
+    },
+    "node_modules/pinia/node_modules/@vue/devtools-kit": {
+      "version": "7.7.9",
+      "resolved": "https://registry.npmjs.org/@vue/devtools-kit/-/devtools-kit-7.7.9.tgz",
+      "integrity": "sha512-PyQ6odHSgiDVd4hnTP+aDk2X4gl2HmLDfiyEnn3/oV+ckFDuswRs4IbBT7vacMuGdwY/XemxBoh302ctbsptuA==",
+      "license": "MIT",
+      "dependencies": {
+        "@vue/devtools-shared": "^7.7.9",
+        "birpc": "^2.3.0",
+        "hookable": "^5.5.3",
+        "mitt": "^3.0.1",
+        "perfect-debounce": "^1.0.0",
+        "speakingurl": "^14.0.1",
+        "superjson": "^2.2.2"
+      }
+    },
+    "node_modules/pinia/node_modules/@vue/devtools-shared": {
+      "version": "7.7.9",
+      "resolved": "https://registry.npmjs.org/@vue/devtools-shared/-/devtools-shared-7.7.9.tgz",
+      "integrity": "sha512-iWAb0v2WYf0QWmxCGy0seZNDPdO3Sp5+u78ORnyeonS6MT4PC7VPrryX2BpMJrwlDeaZ6BD4vP4XKjK0SZqaeA==",
+      "license": "MIT",
+      "dependencies": {
+        "rfdc": "^1.4.1"
+      }
+    },
+    "node_modules/pinia/node_modules/perfect-debounce": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/perfect-debounce/-/perfect-debounce-1.0.0.tgz",
+      "integrity": "sha512-xCy9V055GLEqoFaHoC1SoLIaLmWctgCUaBaWxDZ7/Zx4CTyX7cJQLJOok/orfjZAh9kEYpjJa4d0KcJmCbctZA==",
+      "license": "MIT"
+    },
     "node_modules/postcss": {
       "version": "8.5.6",
       "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.6.tgz",
@@ -5003,6 +5344,7 @@
       "integrity": "sha512-I7AIg5boAr5R0FFtJ6rCfD+LFsWHp81dolrFD8S79U9tb8Az2nGrJncnMSnys+bpQJfRUzqs9hnA81OAA3hCuQ==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "bin": {
         "prettier": "bin/prettier.cjs"
       },
@@ -5026,6 +5368,12 @@
         "node": ">=6.0.0"
       }
     },
+    "node_modules/proxy-from-env": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz",
+      "integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg==",
+      "license": "MIT"
+    },
     "node_modules/punycode": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.1.tgz",
@@ -5041,6 +5389,7 @@
       "resolved": "https://registry.npmjs.org/quasar/-/quasar-2.18.6.tgz",
       "integrity": "sha512-ZlK+vJXOBPSFDCNQDBDNwSI+AHoqaFPxK8ve6mhsYLhMKWI5b8zsGY9VU1xYjngO2aBvU4fvGWXy4tTbzrBk8Q==",
       "license": "MIT",
+      "peer": true,
       "engines": {
         "node": ">= 10.18.1",
         "npm": ">= 6.13.4",
@@ -5126,7 +5475,6 @@
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/rfdc/-/rfdc-1.4.1.tgz",
       "integrity": "sha512-q1b3N5QkRUWUl7iyylaaj3kOpIT0N2i9MqIEQXP73GVsN9cw3fdx8X63cEmWhJGi2PPCF23Ijp7ktmd39rawIA==",
-      "dev": true,
       "license": "MIT"
     },
     "node_modules/rollup": {
@@ -5679,7 +6027,6 @@
       "version": "14.0.1",
       "resolved": "https://registry.npmjs.org/speakingurl/-/speakingurl-14.0.1.tgz",
       "integrity": "sha512-1POYv7uv2gXoyGFpBCmpDVSNV74IfsWlDW216UPjbWufNf+bSU6GdbDsxdcxtfwb4xlI3yxzOTKClUosxARYrQ==",
-      "dev": true,
       "license": "BSD-3-Clause",
       "engines": {
         "node": ">=0.10.0"
@@ -5702,7 +6049,6 @@
       "version": "2.2.6",
       "resolved": "https://registry.npmjs.org/superjson/-/superjson-2.2.6.tgz",
       "integrity": "sha512-H+ue8Zo4vJmV2nRjpx86P35lzwDT3nItnIsocgumgr0hHMQ+ZGq5vrERg9kJBo5AWGmxZDhzDo+WVIJqkB0cGA==",
-      "dev": true,
       "license": "MIT",
       "dependencies": {
         "copy-anything": "^4"
@@ -5804,6 +6150,7 @@
       "integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "engines": {
         "node": ">=12"
       },
@@ -5908,6 +6255,7 @@
       "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "devOptional": true,
       "license": "Apache-2.0",
+      "peer": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -6038,6 +6386,7 @@
       "integrity": "sha512-tI2l/nFHC5rLh7+5+o7QjKjSR04ivXDF4jcgV0f/bTQ+OJiITy5S6gaynVsEM+7RqzufMnVbIon6Sr5x1SDYaQ==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "esbuild": "^0.25.0",
         "fdir": "^6.5.0",
@@ -6288,6 +6637,7 @@
       "integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "engines": {
         "node": ">=12"
       },
@@ -6307,6 +6657,7 @@
       "resolved": "https://registry.npmjs.org/vue/-/vue-3.5.25.tgz",
       "integrity": "sha512-YLVdgv2K13WJ6n+kD5owehKtEXwdwXuj2TTyJMsO7pSeKw2bfRNZGjhB7YzrpbMYj5b5QsUebHpOqR3R3ziy/g==",
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "@vue/compiler-dom": "3.5.25",
         "@vue/compiler-sfc": "3.5.25",
@@ -6323,6 +6674,16 @@
         }
       }
     },
+    "node_modules/vue-axios": {
+      "version": "3.5.2",
+      "resolved": "https://registry.npmjs.org/vue-axios/-/vue-axios-3.5.2.tgz",
+      "integrity": "sha512-GP+dct7UlAWkl1qoP3ppw0z6jcSua5/IrMpjB5O8bh089iIiJ+hdxPYH2NPEpajlYgkW5EVMP95ttXWdas1O0g==",
+      "license": "MIT",
+      "peerDependencies": {
+        "axios": "*",
+        "vue": "^3.0.0 || ^2.0.0"
+      }
+    },
     "node_modules/vue-eslint-parser": {
       "version": "10.2.0",
       "resolved": "https://registry.npmjs.org/vue-eslint-parser/-/vue-eslint-parser-10.2.0.tgz",
@@ -6405,12 +6766,6 @@
         "typescript": ">=5.0.0"
       }
     },
-    "node_modules/vuejs-ajax": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/vuejs-ajax/-/vuejs-ajax-1.4.0.tgz",
-      "integrity": "sha512-GiEMjDolQy3djxnpM/ruqEdsNz5nouGjU4Owhwp9PplNejwt36JsQVUMAbvqOV6dmGFAC0hdQVTyocCZYZzQLw==",
-      "license": "MIT"
-    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
diff --git a/package.json b/package.json
index 87c9553..a2cf369 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,10 @@
     "vue": "^3.5.25",
     "vue-router": "^4.6.3",
     "tsparticles": "~3.9.1",
-    "@tsparticles/vue3": "~3.0.1"
+    "@tsparticles/vue3": "~3.0.1",
+    "axios": "^1.13.2",
+    "vue-axios": "^3.5.2",
+    "pinia": "^3.0.4"
   },
   "devDependencies": {
     "@quasar/vite-plugin": "^1.10.0",
diff --git a/src/App.vue b/src/App.vue
index 6ee802c..f85e27f 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,24 +1,22 @@
 <script setup lang="ts">
 import { RouterLink, RouterView } from 'vue-router'
 import HelloWorld from './components/HelloWorld.vue'
-import LoginView from "@/views/LoginView.vue";
 </script>
 
 <template>
   <header>
     <div class="wrapper">
-<!--      <HelloWorld msg="You did it!" />-->
+      <HelloWorld msg="You did it!" />
 
-<!--      <nav>-->
-<!--        <RouterLink to="/">Home</RouterLink>-->
-<!--        <RouterLink to="/about">About</RouterLink>-->
-<!--        <RouterLink to="/login">Login</RouterLink>-->
-<!--      </nav>-->
-      <LoginView/>
+      <nav>
+        <RouterLink to="/">Home</RouterLink>
+        <RouterLink to="/about">About</RouterLink>
+        <RouterLink to="/login">Login</RouterLink>
+      </nav>
     </div>
   </header>
 
-<!--  <RouterView />-->
+  <RouterView />
 </template>
 
 <style scoped>
diff --git a/src/main.ts b/src/main.ts
index 697a75e..73cdb29 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -8,11 +8,12 @@ import { loadFull } from "tsparticles";
 import { Quasar, Notify } from 'quasar'
 import '@quasar/extras/material-icons/material-icons.css'
 import 'quasar/dist/quasar.css'
-
+import { createPinia } from 'pinia'
 import axios from 'axios'
 import VueAxios from 'vue-axios'
 
 const app = createApp(App)
+const pinia = createPinia()
 
 app.use(router)
 app.use(Quasar, {
@@ -20,6 +21,7 @@ app.use(Quasar, {
     Notify
   },
 })
+app.use(pinia)
 app.use(VueAxios, axios)
 app.use(Particles, {
   init: async engine => {
diff --git a/src/stores/auth.ts b/src/stores/auth.ts
new file mode 100644
index 0000000..8d83040
--- /dev/null
+++ b/src/stores/auth.ts
@@ -0,0 +1,60 @@
+import {type credentials, type token, type user} from '@/types/authTypes'
+import { defineStore } from 'pinia'
+import {ref, computed, type Ref} from 'vue'
+
+export const useAuthStore = defineStore('auth', () => {
+  const user: Ref<user | null> = ref(null)
+  const token = ref(localStorage.getItem('token') || null)
+
+  const isAuthenticated = computed(() => !!token.value)
+
+  async function login(credentials: credentials) {
+    const response = await fakeLoginApi(credentials)
+
+    token.value = response.token
+    user.value = response.user
+
+    localStorage.setItem('token', token.value)
+  }
+
+  function setToken(newToken: string) {
+    token.value = newToken
+    localStorage.setItem('token', newToken)
+  }
+
+  function logout() {
+    token.value = null
+    user.value = null
+    localStorage.removeItem('token')
+  }
+
+  async function fetchUser() {
+    if (!token.value) return
+
+    const response = await fakeFetchUserApi(token.value)
+    user.value = response.user
+  }
+
+  return {
+    user,
+    token,
+    isAuthenticated,
+    login,
+    setToken,
+    logout,
+    fetchUser,
+  }
+})
+
+async function fakeLoginApi(credentials: credentials): Promise<token> {
+  return {
+    token: 'abc123',
+    user: { id: 1, name: 'John Doe' }
+  }
+}
+
+async function fakeFetchUserApi(token: string): Promise<{ user: user }> {
+  return {
+    user: { id: 1, name: 'John Doe' }
+  }
+}
diff --git a/src/types/authTypes.ts b/src/types/authTypes.ts
new file mode 100644
index 0000000..85821e8
--- /dev/null
+++ b/src/types/authTypes.ts
@@ -0,0 +1,16 @@
+
+type token = {
+  token: string
+  user: user
+}
+type user = {
+  id: number
+  name: string
+}
+type credentials = {
+  username: string
+  password: string
+}
+
+export type { token, user, credentials }
+
diff --git a/src/views/LoginView.vue b/src/views/LoginView.vue
index 358fcf1..10ba0af 100644
--- a/src/views/LoginView.vue
+++ b/src/views/LoginView.vue
@@ -16,6 +16,10 @@
           color="white"
           v-model="username"
           label="Username *"
+
+          :error="!!loginError"
+          :error-message="loginError"
+
           lazy-rules
           :rules="[ val => val && val.length > 0 || 'Username is required']"
         />
@@ -30,6 +34,9 @@
           color="white"
           v-model="password"
           label="Password *"
+          :error="!!loginError"
+          :error-message="loginError"
+
           lazy-rules
           :rules="[
             val => !!val || 'Password is required'
@@ -52,31 +59,29 @@
 
 import { useQuasar } from 'quasar'
 import { ref } from 'vue'
-import 'vuejs-ajax'
 import axios from "axios";
+import {useAuthStore} from "@/stores/auth.ts";
+import router from "@/router";
+
 const api = window?.__RUNTIME_CONFIG__?.API_URL;
 
 const $q = useQuasar()
 
 const username = ref(null)
 const password = ref(null)
-let error = ref(false)
-let inProgress = ref(false)
+const inProgress = ref(false)
+const loginError = ref('')
 
 const onSubmit = () => {
   if (inProgress.value) return
   inProgress.value = true
+  loginError.value = ''
   axios.post(`${api}/login`, {username: username.value, password: password.value}).then(response => {
-    $q.notify({
-      message: 'Login successful',
-      color: 'positive'
-    })
-    window.location.href = '/'
-  }).catch(error => {
-    $q.notify({
-      message: error.response?.data?.message || 'Login failed',
-      color: 'negative'
-    })
+    const auth = useAuthStore()
+    auth.setToken(response.data.token)
+    router.push("/")
+  }).catch(() => {
+    loginError.value = 'Invalid username or password'
   }).finally(() =>
     inProgress.value = false
   )